The utility model provides a multifunctional compass, include the compasses head, with first compasses foot of compasses head articulated and second compasses foot, first compasses foot end is equipped with the compasses point, second compasses foot end is equipped with the drawing pen, still includes the arc scale, the one end of arc scale and first compasses foot fixed connection, the directional second compasses foot of the other end, the constant -length of first compasses foot and second compasses foot, the side of first compasses foot is equipped with a groove, and the gel ink pen is placed to an inslot, second compasses foot and drawing pen screw thread, the side of second compasses foot sets up ruler groove, and ruler groove is trapezoidally, and three trapezoidal rulers are placedto inside, and the end -to -end connection of three trapezoidal rulers makes up into the set -square, still including supplementary compasses, be equipped with elasticity on the supplementary compasses and press from both sides for the centre gripping is on first compasses foot or second compasses foot. Compare with traditional compasses, can accurately draw fast, both can make the circle, also can measure the distance between 2, collect multiple functions in an organic whole, can reduce carrying of graphics primitive.